Audience
Website owners and operators, small and large enterprises
About ALTCHA
ALTCHA is a modern security and privacy-focused platform built to defend web services from bots and abuse — without compromising the user experience. At the heart of its ecosystem is ALTCHA Sentinel, a next-generation threat detection and mitigation system designed to protect websites, APIs, and applications from automated attacks, spam, and other forms of abuse.
ALTCHA Sentinel stands out by combining adaptive machine learning, behavioral analysis, and smart verification techniques. It doesn’t rely on intrusive CAPTCHAs or outdated blocking tactics; instead, it works invisibly behind the scenes, analyzing traffic patterns in real time to identify and stop threats before they cause harm. Sentinel protects critical entry points like sign-up forms, login pages, and comment sections — all while keeping the experience seamless for real users.
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TrustCaptcha
TrustCaptcha protects your website from bots and spam—without any user interaction. Unlike traditional CAPTCHAs that rely on image puzzles and clicks, TrustCaptcha works invisibly in the background. It activates as users type, completing before they hit submit—reducing bounce rates and improving conversions. Behind the scenes, a smart trust scoring system evaluates each request, while a lightweight proof-of-work mechanism makes spam attacks costly for bots but unnoticeable for real users. This combination blocks abuse without disrupting the user experience. Fully GDPR-compliant and customizable, TrustCaptcha lets you adjust language, design, and visibility—even run it completely hidden. Integration is fast with clear documentation and support for major frameworks. Choose between fixed pricing or pay-per-use, so you only pay for what you need. TrustCaptcha delivers secure, seamless protection that boosts performance—not friction.
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Pricing
Starting Price:
0
Pricing Details:
Free, with paid plans available.
Free Version:
Free Version available.
Free Trial:
Free Trial available.
Company Information
BAU Software s.r.o.
Founded: 2023
Czechia
altcha.org
Videos and Screen Captures
ALTCHA Sentinel
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Product Details
Platforms Supported
Cloud
On-Premises
Training
Documentation
Support
Online
